A. Sound waves can travel in a vacuum. B. Sound waves are transverse waves. C. The speed of sound waves is constant. D. Sound waves need a medium to travel. 相关知识点: 试题来源: 解析 D。本题考查声音传播的条件。声音的传播需要介质,不能在真空中传播,A 选项错误;声音是纵波,B 选项错误...
根据第五段第二句“Sound waves travelthrough the ar.”可知声波通过空气传播,A项错误。根据第四段第二句“You can hear a sound, but you cannot see thesound waves.”可知能听到声音,但看不见声波,B项错误。根据第一段前两句“Sound is a form of energy that can't beseen. We can sense sound....
Sound waves can travel through different media. Which of the following media will sound waves travel fastest in? A. Air B. Water C. Steel D. Vacuum 相关知识点: 试题来源: 解析 C。解析:声音传播需要介质,在固体中传播速度最快,在气体中最慢,真空不能传声。钢是固体,所以声音在钢中传播速度最...
1Sound waves travel in the air in much the same way water waves spread on the water. 2【题目】Sound waves travel in the air in much the same waywater waves spread on the water. 3在空处填入适当的定语从句的关系词Sound waves travel in the air in much the same way ___ water waves...
百度试题 题目sound waves travel in the air in much the same way ( ) A. as B. that C. where D. in which E. 声波以类似和水波拂过水面相同的方式穿过空气。 相关知识点: 试题来源: 解析 A.as 反馈 收藏
Sound wavescannot travel through a vacuum. 声波不能在真空中传播. 《简明英汉词典》 Speech is made up ofsound wavesthat vary in frequency and intensity. 语音是由不同频率和强度的声波组成的。 柯林斯例句 The ear has a set of filaments to vibrate in resonance with incoming sound-waves. ...
Waves can transfer energy. Sound waves are a type of wave. Sound waves travel through ___. A. vacuum B. air C. water D. solid 相关知识点: 试题来源: 解析 B。解析:声波是一种波,声波通过空气传播。选项 A 真空不能传播声波;选项 C 和 D 也可以传播声波但不是最常见的传播介质。 反馈 ...
Sound waves can travel through a variety of media, including air, water, and solids. The speed of sound in airis approximately 343 meters per second at room temperature, while the speed of sound in water is approximately 1,482 meters per second. The speed of sound in solids is generally ...
Sound waves travel in the air in much the same way ___ water waves spread on the water. A.asB.thatC.whereD.in which 相关知识点: 试题来源: 解析 A 解释:声波在空气中的传播跟在水面的传播方式是一样的。As引导方式状语从句。引导方式状语从句的从属连词有:as, as if, as though, just as等。
1When we speak,sound waves begin to travel and go in all directions() A.当人们说话时,声音向四面八方传开。 B.当我们说话时,声音就开始传播,并且向四面八方传开。 C.当我们说话时,声波开始传递,而且向四面八方传播。 D.当说话时,声波开始旅行,并且走向四面八方。 2When we speak, sound waves begi...